Factor Info

ID 152841
Size 503 digits / 1669 bits
Status composite
Value 18572339980884068917070036090082221504896240393588457896371763927126865546441397189938960597424728795873057872543864494528994698470407202455313712027651248587570986750840437350961089200571149670963342634245572185329891746801540237221855207825800660020871452886206965770595142935242849169278410377023805993286007874295834748520908039585126017681595138201952040544590686188471071612638844568117695718400492286047422146659257487548539184284495868533976647502853843481407074052707271529074773359037699793437

Factorizations

Primary (ID: 152842) 21695133645051217513 (proven prime)
(ID: 152843) 856060178505538938511049044470038140196829316975264522196069753493461346930224869697388964624102432926559939892553576512539091900218609455489531772138700304036203130299516491624005988960004065147196089999418983651842691149916868682830801508764731122622954261870025001018582548835128639482592781284267308058653572620103841466920884092274235825783851230522340965694537079827708943607375821147575543334938541732047618761921450063414966739694129303004429398123375016418393117356617568149 (composite)

Primary factorization keeps track of the smallest (known) prime factor. Secondary factorizations are old results kept when a new smaller prime factor is found, which occasionally happens with ECM.